Lines Matching refs:pcie
52 struct rcar_pcie pcie; member
61 static u32 rcar_read_conf(struct rcar_pcie *pcie, int where) in rcar_read_conf() argument
64 u32 val = rcar_pci_read_reg(pcie, where & ~3); in rcar_read_conf()
74 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_config_access() local
102 *data = rcar_pci_read_reg(pcie, PCICONF(index)); in rcar_pcie_config_access()
104 rcar_pci_write_reg(pcie, *data, PCICONF(index)); in rcar_pcie_config_access()
110 rcar_pci_write_reg(pcie, rcar_pci_read_reg(pcie, PCIEERRFR), PCIEERRFR); in rcar_pcie_config_access()
113 rcar_pci_write_reg(pcie, PCIE_CONF_BUS(bus->number) | in rcar_pcie_config_access()
118 rcar_pci_write_reg(pcie, CONFIG_SEND_ENABLE | TYPE0, PCIECCTLR); in rcar_pcie_config_access()
120 rcar_pci_write_reg(pcie, CONFIG_SEND_ENABLE | TYPE1, PCIECCTLR); in rcar_pcie_config_access()
123 if (rcar_pci_read_reg(pcie, PCIEERRFR) & UNSUPPORTED_REQUEST) in rcar_pcie_config_access()
127 if (rcar_read_conf(pcie, RCONF(PCI_STATUS)) & in rcar_pcie_config_access()
132 *data = rcar_pci_read_reg(pcie, PCIECDR); in rcar_pcie_config_access()
134 rcar_pci_write_reg(pcie, *data, PCIECDR); in rcar_pcie_config_access()
137 rcar_pci_write_reg(pcie, 0, PCIECCTLR); in rcar_pcie_config_access()
205 static void rcar_pcie_force_speedup(struct rcar_pcie *pcie) in rcar_pcie_force_speedup() argument
207 struct device *dev = pcie->dev; in rcar_pcie_force_speedup()
211 if ((rcar_pci_read_reg(pcie, MACS2R) & LINK_SPEED) != LINK_SPEED_5_0GTS) in rcar_pcie_force_speedup()
214 if (rcar_pci_read_reg(pcie, MACCTLR) & SPEED_CHANGE) { in rcar_pcie_force_speedup()
219 macsr = rcar_pci_read_reg(pcie, MACSR); in rcar_pcie_force_speedup()
224 rcar_rmw32(pcie, EXPCAP(12), PCI_EXP_LNKSTA_CLS, in rcar_pcie_force_speedup()
228 rcar_rmw32(pcie, MACCGSPSETR, SPCNGRSN, 0); in rcar_pcie_force_speedup()
232 rcar_pci_write_reg(pcie, macsr, MACSR); in rcar_pcie_force_speedup()
235 rcar_rmw32(pcie, MACCTLR, SPEED_CHANGE, SPEED_CHANGE); in rcar_pcie_force_speedup()
238 macsr = rcar_pci_read_reg(pcie, MACSR); in rcar_pcie_force_speedup()
241 rcar_pci_write_reg(pcie, macsr, MACSR); in rcar_pcie_force_speedup()
261 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_hw_enable() local
268 rcar_pcie_force_speedup(pcie); in rcar_pcie_hw_enable()
280 rcar_pcie_set_outbound(pcie, i, win); in rcar_pcie_hw_enable()
303 static int phy_wait_for_ack(struct rcar_pcie *pcie) in phy_wait_for_ack() argument
305 struct device *dev = pcie->dev; in phy_wait_for_ack()
309 if (rcar_pci_read_reg(pcie, H1_PCIEPHYADRR) & PHY_ACK) in phy_wait_for_ack()
320 static void phy_write_reg(struct rcar_pcie *pcie, in phy_write_reg() argument
332 rcar_pci_write_reg(pcie, data, H1_PCIEPHYDOUTR); in phy_write_reg()
333 rcar_pci_write_reg(pcie, phyaddr, H1_PCIEPHYADRR); in phy_write_reg()
336 phy_wait_for_ack(pcie); in phy_write_reg()
339 rcar_pci_write_reg(pcie, 0, H1_PCIEPHYDOUTR); in phy_write_reg()
340 rcar_pci_write_reg(pcie, 0, H1_PCIEPHYADRR); in phy_write_reg()
343 phy_wait_for_ack(pcie); in phy_write_reg()
346 static int rcar_pcie_hw_init(struct rcar_pcie *pcie) in rcar_pcie_hw_init() argument
351 rcar_pci_write_reg(pcie, 0, PCIETCTLR); in rcar_pcie_hw_init()
354 rcar_pci_write_reg(pcie, 1, PCIEMSR); in rcar_pcie_hw_init()
356 err = rcar_pcie_wait_for_phyrdy(pcie); in rcar_pcie_hw_init()
365 rcar_pci_write_reg(pcie, PCI_CLASS_BRIDGE_PCI << 16, IDSETR1); in rcar_pcie_hw_init()
371 rcar_rmw32(pcie, RCONF(PCI_SECONDARY_BUS), 0xff, 1); in rcar_pcie_hw_init()
372 rcar_rmw32(pcie, RCONF(PCI_SUBORDINATE_BUS), 0xff, 1); in rcar_pcie_hw_init()
375 rcar_rmw32(pcie, REXPCAP(0), 0xff, PCI_CAP_ID_EXP); in rcar_pcie_hw_init()
376 rcar_rmw32(pcie, REXPCAP(PCI_EXP_FLAGS), in rcar_pcie_hw_init()
378 rcar_rmw32(pcie, RCONF(PCI_HEADER_TYPE), 0x7f, in rcar_pcie_hw_init()
382 rcar_rmw32(pcie, REXPCAP(PCI_EXP_LNKCAP), PCI_EXP_LNKCAP_DLLLARC, in rcar_pcie_hw_init()
386 rcar_rmw32(pcie, REXPCAP(PCI_EXP_SLTCAP), PCI_EXP_SLTCAP_PSN, 0); in rcar_pcie_hw_init()
389 rcar_rmw32(pcie, TLCTLR + 1, 0x3f, 50); in rcar_pcie_hw_init()
392 rcar_rmw32(pcie, RVCCAP(0), 0xfff00000, 0); in rcar_pcie_hw_init()
396 rcar_pci_write_reg(pcie, 0x801f0000, PCIEMSITXR); in rcar_pcie_hw_init()
398 rcar_pci_write_reg(pcie, MACCTLR_INIT_VAL, MACCTLR); in rcar_pcie_hw_init()
401 rcar_pci_write_reg(pcie, CFINIT, PCIETCTLR); in rcar_pcie_hw_init()
404 err = rcar_pcie_wait_for_dl(pcie); in rcar_pcie_hw_init()
409 rcar_rmw32(pcie, PCIEINTXR, 0, 0xF << 8); in rcar_pcie_hw_init()
418 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_phy_init_h1() local
421 phy_write_reg(pcie, 0, 0x42, 0x1, 0x0EC34191); in rcar_pcie_phy_init_h1()
422 phy_write_reg(pcie, 1, 0x42, 0x1, 0x0EC34180); in rcar_pcie_phy_init_h1()
423 phy_write_reg(pcie, 0, 0x43, 0x1, 0x00210188); in rcar_pcie_phy_init_h1()
424 phy_write_reg(pcie, 1, 0x43, 0x1, 0x00210188); in rcar_pcie_phy_init_h1()
425 phy_write_reg(pcie, 0, 0x44, 0x1, 0x015C0014); in rcar_pcie_phy_init_h1()
426 phy_write_reg(pcie, 1, 0x44, 0x1, 0x015C0014); in rcar_pcie_phy_init_h1()
427 phy_write_reg(pcie, 1, 0x4C, 0x1, 0x786174A0); in rcar_pcie_phy_init_h1()
428 phy_write_reg(pcie, 1, 0x4D, 0x1, 0x048000BB); in rcar_pcie_phy_init_h1()
429 phy_write_reg(pcie, 0, 0x51, 0x1, 0x079EC062); in rcar_pcie_phy_init_h1()
430 phy_write_reg(pcie, 0, 0x52, 0x1, 0x20000000); in rcar_pcie_phy_init_h1()
431 phy_write_reg(pcie, 1, 0x52, 0x1, 0x20000000); in rcar_pcie_phy_init_h1()
432 phy_write_reg(pcie, 1, 0x56, 0x1, 0x00003806); in rcar_pcie_phy_init_h1()
434 phy_write_reg(pcie, 0, 0x60, 0x1, 0x004B03A5); in rcar_pcie_phy_init_h1()
435 phy_write_reg(pcie, 0, 0x64, 0x1, 0x3F0F1F0F); in rcar_pcie_phy_init_h1()
436 phy_write_reg(pcie, 0, 0x66, 0x1, 0x00008000); in rcar_pcie_phy_init_h1()
443 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_phy_init_gen2() local
449 rcar_pci_write_reg(pcie, 0x000f0030, GEN2_PCIEPHYADDR); in rcar_pcie_phy_init_gen2()
450 rcar_pci_write_reg(pcie, 0x00381203, GEN2_PCIEPHYDATA); in rcar_pcie_phy_init_gen2()
451 rcar_pci_write_reg(pcie, 0x00000001, GEN2_PCIEPHYCTRL); in rcar_pcie_phy_init_gen2()
452 rcar_pci_write_reg(pcie, 0x00000006, GEN2_PCIEPHYCTRL); in rcar_pcie_phy_init_gen2()
454 rcar_pci_write_reg(pcie, 0x000f0054, GEN2_PCIEPHYADDR); in rcar_pcie_phy_init_gen2()
456 rcar_pci_write_reg(pcie, 0x13802007, GEN2_PCIEPHYDATA); in rcar_pcie_phy_init_gen2()
457 rcar_pci_write_reg(pcie, 0x00000001, GEN2_PCIEPHYCTRL); in rcar_pcie_phy_init_gen2()
458 rcar_pci_write_reg(pcie, 0x00000006, GEN2_PCIEPHYCTRL); in rcar_pcie_phy_init_gen2()
517 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_msi_irq() local
519 struct device *dev = pcie->dev; in rcar_pcie_msi_irq()
522 reg = rcar_pci_read_reg(pcie, PCIEMSIFR); in rcar_pcie_msi_irq()
533 rcar_pci_write_reg(pcie, 1 << index, PCIEMSIFR); in rcar_pcie_msi_irq()
547 reg = rcar_pci_read_reg(pcie, PCIEMSIFR); in rcar_pcie_msi_irq()
559 struct rcar_pcie *pcie = &host->pcie; in rcar_msi_setup_irq() local
576 msg.address_lo = rcar_pci_read_reg(pcie, PCIEMSIALR) & ~MSIFE; in rcar_msi_setup_irq()
577 msg.address_hi = rcar_pci_read_reg(pcie, PCIEMSIAUR); in rcar_msi_setup_irq()
591 struct rcar_pcie *pcie = &host->pcie; in rcar_msi_setup_irqs() local
630 msg.address_lo = rcar_pci_read_reg(pcie, PCIEMSIALR) & ~MSIFE; in rcar_msi_setup_irqs()
631 msg.address_hi = rcar_pci_read_reg(pcie, PCIEMSIAUR); in rcar_msi_setup_irqs()
684 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_hw_enable_msi() local
691 rcar_pci_write_reg(pcie, lower_32_bits(base) | MSIFE, PCIEMSIALR); in rcar_pcie_hw_enable_msi()
692 rcar_pci_write_reg(pcie, upper_32_bits(base), PCIEMSIAUR); in rcar_pcie_hw_enable_msi()
695 rcar_pci_write_reg(pcie, 0xffffffff, PCIEMSIIER); in rcar_pcie_hw_enable_msi()
700 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_enable_msi() local
701 struct device *dev = pcie->dev; in rcar_pcie_enable_msi()
752 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_teardown_msi() local
756 rcar_pci_write_reg(pcie, 0, PCIEMSIIER); in rcar_pcie_teardown_msi()
759 rcar_pci_write_reg(pcie, 0, PCIEMSIALR); in rcar_pcie_teardown_msi()
768 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_get_resources() local
769 struct device *dev = pcie->dev; in rcar_pcie_get_resources()
781 pcie->base = devm_ioremap_resource(dev, &res); in rcar_pcie_get_resources()
782 if (IS_ERR(pcie->base)) in rcar_pcie_get_resources()
783 return PTR_ERR(pcie->base); in rcar_pcie_get_resources()
815 static int rcar_pcie_inbound_ranges(struct rcar_pcie *pcie, in rcar_pcie_inbound_ranges() argument
833 dev_err(pcie->dev, "Failed to map inbound regions!\n"); in rcar_pcie_inbound_ranges()
853 rcar_pcie_set_inbound(pcie, cpu_addr, pci_addr, in rcar_pcie_inbound_ranges()
872 err = rcar_pcie_inbound_ranges(&host->pcie, entry, &index); in rcar_pcie_parse_map_dma_ranges()
900 struct rcar_pcie *pcie; in rcar_pcie_probe() local
910 pcie = &host->pcie; in rcar_pcie_probe()
911 pcie->dev = dev; in rcar_pcie_probe()
914 pm_runtime_enable(pcie->dev); in rcar_pcie_probe()
915 err = pm_runtime_get_sync(pcie->dev); in rcar_pcie_probe()
917 dev_err(pcie->dev, "pm_runtime_get_sync failed\n"); in rcar_pcie_probe()
945 if (rcar_pcie_hw_init(pcie)) { in rcar_pcie_probe()
951 data = rcar_pci_read_reg(pcie, MACSR); in rcar_pcie_probe()
997 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_resume() local
1012 data = rcar_pci_read_reg(pcie, MACSR); in rcar_pcie_resume()
1027 struct rcar_pcie *pcie = &host->pcie; in rcar_pcie_resume_noirq() local
1029 if (rcar_pci_read_reg(pcie, PMSR) && in rcar_pcie_resume_noirq()
1030 !(rcar_pci_read_reg(pcie, PCIETCTLR) & DL_DOWN)) in rcar_pcie_resume_noirq()
1034 rcar_pci_write_reg(pcie, MACCTLR_INIT_VAL, MACCTLR); in rcar_pcie_resume_noirq()
1035 rcar_pci_write_reg(pcie, CFINIT, PCIETCTLR); in rcar_pcie_resume_noirq()
1036 return rcar_pcie_wait_for_dl(pcie); in rcar_pcie_resume_noirq()